-/* Copyright (c) 2010, 2013-2015. The SimGrid Team.
+/* Copyright (c) 2010, 2013-2017. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "private.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_group, smpi, "Logging specific to SMPI (group)");
- Group mpi_MPI_GROUP_EMPTY;
+
+simgrid::smpi::Group mpi_MPI_GROUP_EMPTY;
MPI_Group MPI_GROUP_EMPTY=&mpi_MPI_GROUP_EMPTY;
namespace simgrid{
xbt_dict_free(&index_to_rank_map_);
}
-void Group::destroy()
-{
- if(this != MPI_COMM_WORLD->group()
- && this != MPI_GROUP_EMPTY)
- this->unuse();
-}
-
void Group::set_mapping(int index, int rank)
{
int * val_rank;
return *ptr_rank;
}
-int Group::use()
+void Group::ref()
{
refcount_++;
- return refcount_;
}
-int Group::unuse()
+void Group::unref(Group* group)
{
- refcount_--;
- if (refcount_ <= 0) {
- delete this;
- return 0;
+ group->refcount_--;
+ if (group->refcount_ <= 0) {
+ delete group;
}
- return refcount_;
}
int Group::size()
if(this!= MPI_COMM_WORLD->group()
&& this != MPI_COMM_SELF->group()
&& this != MPI_GROUP_EMPTY)
- this->use();
+ this->ref();
} else {
*newgroup = new Group(n);
for (i = 0; i < n; i++) {
return MPI_SUCCESS;
}
+MPI_Group Group::f2c(int id) {
+ if(id == -2) {
+ return MPI_GROUP_EMPTY;
+ } else if(F2C::f2c_lookup() != nullptr && id >= 0) {
+ char key[KEY_SIZE];
+ return static_cast<MPI_Group>(xbt_dict_get_or_null(F2C::f2c_lookup(), get_key(key, id)));
+ } else {
+ return static_cast<MPI_Group>(MPI_GROUP_NULL);
+ }
+}
+
}
}